maternal deprivation

Bowlby 44 theives

88 kids from London Child guidance clinic. 44 were juvenile theives and were refferred for stealing, 44 were controls and were refferred because of emotional problems.

The kids were assessed on arrival with interviews, case history and psychological testing. Mental tests were conducted on intelligence, as well as assessment of emotiobal attitudes towards the testing.

Findings: 2 of 44 theives normal, 32%affectionless, 17 of 44 experienced long seperation of more than 6 months before 6 years only 2 in control, 86% affectionless had experienced deprivation

Romanian orphan studies

Findings: At first half showed signs of mental retardation and majority were severely undernourished. At 11 showed differential rates of recovery that were related to their age of adoption. Mean IQ of children adopted before 6 months was 102, between 6 months & 2 years it was 86 and after 2 years it was 77